Home / 1,079,726.60-1,619,589.90-725,832.20

Finding the Fourth Proportional to 1,079,726.60, 1,619,589.90 and 725,832.20

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Solution

The fourth proportional to 1,079,726.60, 1,619,589.90 and 725,832.20 is: 1,088,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,726.60 : 1,619,589.90 = 725,832.20 : x
  2. Step 2: Convert to fraction form
    1,079,726.60/1,619,589.90 = 725,832.20/x
  3. Step 3: Cross multiply
    1,079,726.60x = 1,619,589.90 × 725,832.20
  4. Step 4: Simplify right side
    1,079,726.60x = 1,175,550,500,214.78
  5. Step 5: Solve for x
    x = 1,175,550,500,214.78/1,079,726.60
  6. Step 6: Final answer
    x = 1,088,748.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.